Motivation for the V12 Vantage S comes from a 565-hp 5.9-liter V-12 with 457 lb-ft of torque mated to a seven-speed automated single-clutch transmission, while the XKR-S GT is powered by a supercharged 542-hp, 502 lb-ft 5.0-liter V-8 mated to a six-speed automatic. Both coupes feature large carbon ceramic brakes, adjustable suspension, and sticky Pirelli tires. The XKR-S GT features a front splitter and canards, a larger rear wing, and diffuser for more downforce.

Both cars performed comparably with 60 mph arriving in 4.1 seconds and the quarter-mile in 12.3 seconds, though the lighter and more powerful V12 Vantage S posting a slightly higher trap speed (119.7 mph vs. 121.5 mph). Stopping distances were also very close with the V12 Vantage S stopping from 60 mph in 102 feet, one foot shorter than the Jag. Around the Figure Eight, the XKR-S GT posted a faster 23.7 second-lap time (at 0.87 g average) compared to the V12 Vantage S’ 23.9 seconds (at 0.86 g average).